128823921931680

Names of 128823921931680

• Cardinal: 128823921931680 can be written as One hundred twenty-eight trillion, eight hundred twenty-three billion, nine hundred twenty-one million, nine hundred thirty-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.2882392193168 × 10¹⁴

Factors of 128823921931680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 206

Divisors of 128823921931680

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 81 83 90 96 108 113 120 135 144 160 162 166 180 216 226 240 249 270 288 324 332 339 360 405 415 432 452 480 498 540 565 648 664 678 720 747 810 830 864 904 996 1017 1080 1130 1245 1296 1328 1356 1440 1494 1620 1660 1695 1808 1992 2034 2160 2241 2260 2490 2592 2656 2712 2988 3051 3240 3320 3390 3616 3735 3984 4068 4320 4482 4520 4980 5085 5424 5976 6102 6480 6640 6723 6780 6889 7470 7968 8136 8964 9040 9153 9379 9960 10170 10848 11205 11952 12204 12769 12960 13280 13446 13560 13778 14940 15255 16272 17928 18080 18306 18758 19920 20340 20667 22410 23904 24408 25538 26892 27120 27556 28137 29880 30510 32544 33615 34445 35856 36612 37516 38307 39840 40680 41334 44820 45765 46895 48816 51076 53784 54240 55112 56274 59760 61020 62001 63845 67230 68890 71712 73224 75032 76614 81360 82668 84411 89640 91530 93790 97632 102152 103335 107568 110224 112548 114921 119520 122040 124002 127690 134460 137780 140685 146448 150064 153228 162720 165336 168822 179280 183060 186003 187580 191535 204304 206670 215136 220448 225096 229842 244080 248004 253233 255380 268920 275560 281370 292896 300128 306456 310005 330672 337644 344763 358560 366120 372006 375160 383070 408608 413340 422055 450192 459684 488160 496008 506466 510760 537840 551120 558009 562740 574605 612912 620010 661344 675288 689526 732240 744012 750320 759699 766140 778457 826680 844110 900384 919368 930015 992016 1012932 1021520 1034289 1059827 1075680 1102240 1116018 1125480 1149210 1225824 1240020 1266165 1350576 1379052 1442897 1464480 1488024 1500640 1519398 1532280 1556914 1653360 1688220 1723815 1838736 1860030 1984032 2025864 2043040 2068578 2119654 2232036 2250960 2298420 2335371 2480040 2532330 2701152 2758104 2790045 2885794 2976048 3038796 3064560 3113828 3179481 3306720 3376440 3447630 3677472 3720060 3798495 3892285 4051728 4137156 4239308 4328691 4464072 4501920 4596840 4670742 4960080 5064660 5171445 5299135 5516208 5580090 5771588 5952096 6077592 6129120 6227656 6358962 6752880 6895260 7006113 7214485 7440120 7596990 7784570 8103456 8274312 8478616 8657382 8928144 9193680 9341484 9538443 9920160 10129320 10342890 10598270 11032416 11160180 11543176 11676855 12155184 12455312 12717924 12986073 13505760 13790520 14012226 14428970 14880240 15193980 15569140 15897405 16548624 16957232 17314764 17856288 18387360 18682968 19076886 20258640 20685780 21018339 21196540 21643455 22320360 23086352 23353710 24310368 24910624 25435848 25972146 27581040 28024452 28615329 28857940 29760480 30387960 31138280 31794810 33097248 33914464 34629528 35030565 37365936 38153772 38958219 40517280 41371560 42036678 42393080 43286910 44640720 46172704 46707420 47692215 50871696 51944292 55162080 56048904 57230658 57715880 60775920 62276560 63055017 63589620 64930365 69259056 70061130 74731872 76307544 77916438 82743120 84073356 84786160 85845987 86573820 87965641 89281440 93414840 95384430 101743392 103888584 105091695 112097808 114461316 115431760 116874657 119760451 121551840 124553120 126110034 127179240 129860730 138518112 140122260 143076645 152615088 155832876 165486240 168146712 169572320 171691974 173147640 175931282 186829680 190768860 194791095 207777168 210183390 224195616 228922632 230863520 233749314 239520902 252220068 254358480 259721460 263896923 280244520 286153290 305230176 311665752 315275085 336293424 343383948 346295280 351862564 359281353 373659360 381537720 389582190 415554336 420366780 429229935 439828205 457845264 467498628 479041804 504440136 508716960 519442920 527793846 560489040 572306580 584373285 598802255 623331504 630550170 672586848 686767896 692590560 703725128 718562706 763075440 779164380 791690769 840733560 858459870 879656410 915690528 934997256 958083608 1008880272 1038885840 1055587692 1077844059 1120978080 1144613160 1168746570 1197604510 1246663008 1261100340 1319484615 1373535792 1407450256 1437125412 1526150880 1558328760 1583381538 1681467120 1716919740 1759312820 1796406765 1869994512 1916167216 2017760544 2077771680 2111175384 2155688118 2289226320 2337493140 2375072307 2395209020 2522200680 2638969230 2747071584 2814900512 2874250824 3116657520 3166763076 3233532177 3362934240 3433839480 3518625640 3592813530 3739989024 3832334432 3958453845 4222350768 4311376236 4578452640 4674986280 4750144614 4790418040 5044401360 5277938460 5389220295 5748501648 6233315040 6333526152 6467064354 6867678960 7037251280 7125216921 7185627060 7916907690 8444701536 8622752472 9349972560 9500289228 9580836080 9700596531 9940117433 10088802720 10555876920 10778440590 11497003296 11875361535 12667052304 12934128708 13735357920 14074502560 14250433842 14371254120 15833815380 16167660885 17245504944 18699945120 19000578456 19161672160 19401193062 19880234866 21111753840 21556881180 23750723070 25334104608 25868257416 28500867684 28742508240 29820352299 31667630760 32335321770 34491009888 35626084605 38001156912 38802386124 39760469732 42223507680 43113762360 47501446140 48502982655 49700587165 51736514832 57001735368 57485016480 59640704598 63335261520 64670643540 71252169210 76002313824 77604772248 79520939464 86227524720 89461056897 95002892280 97005965310 99401174330 103473029664 114003470736 119281409196 126670523040 129341287080 142504338420 149101761495 155209544496 159041878928 172455049440 178922113794 190005784560 194011930620 198802348660 228006941472 238562818392 258682574160 268383170691 285008676840 298203522990 310419088992 318083757856 357844227588 380011569120 388023861240 397604697320 447305284485 477125636784 517365148320 536766341382 570017353680 596407045980 715688455176 776047722480 795209394640 805149512073 894610568970 954251273568 1073532682764 1140034707360 1192814091960 1341915853455 1431376910352 1552095444960 1590418789280 1610299024146 1789221137940 2147065365528 2385628183920 2683831706910 2862753820704 3220598048292 3578442275880 4025747560365 4294130731056 4771256367840 5367663413820 6441196096584 7156884551760 8051495120730 8588261462112 10735326827640 12882392193168 14313769103520 16102990241460 21470653655280 25764784386336 32205980482920 42941307310560 64411960965840 128823921931680
• Sum of all divisors σ(n): 464293478907720
• Sum of proper divisors (its aliquot sum) s(n): 335469556976040
• 128823921931680 is an abundant number, because the sum of its proper divisors (335469556976040) is greater than itself. Its abundance is 206645635044360

Bases of 128823921931680

• Binary: 11101010010101000101000000110101111010110100000₂
• Hexadecimal: 0x752A281AF5A0
• Base-36: 19NWW4ZE00

Squares and roots of 128823921931680

• 128823921931680 squared (128823921931680²) is 16595602861859583302587622400
• 128823921931680 cubed (128823921931680³) is 2137910647485364146802803534990266437632000
• The square root of 128823921931680 is 11350062.6399892613
• The cube root of 128823921931680 is 50504.7437862031

Scales and comparisons

• 128,823,921,931,680 seconds is equal to 4,096,202 years, 12 weeks, 2 days, 22 hours, 48 minutes.
• To count from 1 to 128,823,921,931,680 would take you about ten million, two hundred forty thousand, five hundred five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 128823921931680 cubic inches would be around 4208.7 feet tall.

Recreational maths with 128823921931680

• 128823921931680 backwards is 086139129328821
• The number of decimal digits it has is: 15
• The sum of 128823921931680's digits is 63
• More coming soon!